BBITFIELD8_6
#define BBITFIELD8_6(b1,b2,b3,b4,b5,b6) uint8 b6,b5,b4,b3,b2,b1
#define BBITFIELD8_6(b1,b2,b3,b4,b5,b6) uint8 b1,b2,b3,b4,b5,b6